UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4YnJIU1HRBznQhLSgF01b7nCnHFpwuC44tSBUju+bU=' 
WHERE 
  key_id = 'b6920c3667c8bc494f24d82cd08992b03a4147d9d31af8cd8d2e8956c4e0f6c1' 
  AND (
    token = 'U4YnJIU1HRBznQhLSgF01b7nCnHFpwuC44tSBUju+bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )